Best sudoku-book games for free download

Here you can find the best sudoku-book games available for free download. You can download any sudoku-book game and try it for free to decide whether you like it or not. Some games provide 60 minutes of gameplay, others can limit you with a 30 or 15 day trial period. Some of the sudoku-book games are free at all. Choose any sudoku-book game you like and try it!